! Started logfile: /image_prod/ug002_uvm//J1801+4404_S_a_dfm.log on Wed Mar 4 17:34:07 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uvm//J1801+4404_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1801+4404_S_a_uvm.fits ! AN table 1: 18 integrations on 36 of 36 possible baselines. ! AN table 2: 6 integrations on 21 of 21 possible baselines. ! AN table 3: 6 integrations on 36 of 36 possible baselines. ! AN table 4: 6 integrations on 28 of 28 possible baselines. ! AN table 5: 6 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.709936 visibilities/baseline/integration-bin. ! Found source: J1801+4404 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 2658 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1801+4404_S_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 49 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 3 telescope corrections were flagged in sub-array 4. ! A total of 6 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 3 telescope corrections were flagged in sub-array 4. ! A total of 6 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 3 telescope corrections were flagged in sub-array 4. ! A total of 6 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.259535Jy sigma=8.458782 ! Fit after self-cal, rms=0.386812Jy sigma=2.534241 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.902 mas, bmaj=5.718 mas, bpa=-7.068 degrees ! Estimated noise=2.54742 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.546075 Jy ! Component: 100 - total flux cleaned = 0.679785 Jy ! Total flux subtracted in 100 components = 0.679785 Jy ! Clean residual min=-0.035415 max=0.053473 Jy/beam ! Clean residual mean=0.000032 rms=0.007855 Jy/beam ! Combined flux in latest and established models = 0.679786 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.679786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.289024Jy sigma=1.190821 ! Fit after self-cal, rms=0.288884Jy sigma=1.189171 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.056909 Jy ! Component: 100 - total flux cleaned = 0.0623021 Jy ! Total flux subtracted in 100 components = 0.0623021 Jy ! Clean residual min=-0.034942 max=0.024316 Jy/beam ! Clean residual mean=0.000022 rms=0.006777 Jy/beam ! Combined flux in latest and established models = 0.742088 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.742088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.274257Jy sigma=1.131089 ! Fit after self-cal, rms=0.274107Jy sigma=1.129634 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.531 mas, bmaj=6.471 mas, bpa=-6.672 degrees ! Estimated noise=2.04811 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00778807 Jy ! Component: 100 - total flux cleaned = -0.00834805 Jy ! Component: 150 - total flux cleaned = -0.00991817 Jy ! Component: 200 - total flux cleaned = -0.0112907 Jy ! Total flux subtracted in 200 components = -0.0112907 Jy ! Clean residual min=-0.028944 max=0.022012 Jy/beam ! Clean residual mean=0.000056 rms=0.006169 Jy/beam ! Combined flux in latest and established models = 0.730797 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.730797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.269464Jy sigma=1.116091 ! Fit after self-cal, rms=0.269456Jy sigma=1.115999 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.531 x 6.471 at -6.672 degrees (North through East) ! Clean map min=-0.027666 max=0.69716 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.01 KP 1.01 ! LA 1.01 MK 1.04 NL 1.01 OV 0.77 ! SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.07 KP 1.06 LA 1.06 ! NL 1.32 OV 0.65 SC 1.15 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 HN 1.03 KP 1.05 LA 1.09 ! MK 1.10 NL 1.04 OV 0.94 PT 1.04 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 FD 1.04 KP 1.06 LA 1.09 ! MK 1.08 OV 0.86 PT 1.09 SC 0.97 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.05 HN 0.98 KP 1.04 LA 1.08 ! OV 0.85 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.02 HN 1.03 KP 1.05 ! LA 1.03 MK 1.00 NL 1.06 OV 0.81 ! SC 0.72 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.05 KP 1.00 LA 1.06 ! NL 1.22 OV 0.96 SC 0.87 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.03 HN 1.02 KP 0.92 LA 1.04 ! MK 1.03 NL 0.58 OV 2.77 PT 1.02 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.20 FD 1.06 KP 1.02 LA 1.13 ! MK 1.07 OV 0.91 PT 1.08 SC 0.34 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.05 HN 0.93 KP 1.04 LA 1.12 ! OV 0.91 SC 0.51 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 0.90 OV 0.86 ! SC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.11 KP 1.03 LA 1.06 ! NL 1.21 OV 0.64 SC 1.09 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 1.05 KP 0.91 LA 1.09 ! MK 1.04 NL 0.92 OV 1.18 PT 1.04 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.13 FD 1.04 KP 1.06 LA 1.03 ! MK 1.04 OV 0.91 PT 1.07 SC 1.02 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.06 HN 0.93 KP 1.01 LA 1.06 ! OV 0.91 SC 0.94 ! ! ! Fit before self-cal, rms=0.269456Jy sigma=1.115999 ! Fit after self-cal, rms=0.117385Jy sigma=0.580913 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.489 mas, bmaj=6.373 mas, bpa=-5.112 degrees ! Estimated noise=2.04457 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-9, -21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140464 Jy ! Component: 100 - total flux cleaned = 0.0227049 Jy ! Component: 150 - total flux cleaned = 0.0271292 Jy ! Component: 200 - total flux cleaned = 0.0290249 Jy ! Total flux subtracted in 200 components = 0.0290249 Jy ! Clean residual min=-0.008029 max=0.007507 Jy/beam ! Clean residual mean=-0.000005 rms=0.001963 Jy/beam ! Combined flux in latest and established models = 0.759822 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 58 components and 0.759822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115081Jy sigma=0.562464 ! Fit after self-cal, rms=0.115031Jy sigma=0.560748 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115031Jy sigma=0.560748 ! Fit after self-cal, rms=0.079153Jy sigma=0.417947 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.491 mas, bmaj=6.384 mas, bpa=-5.142 degrees ! Estimated noise=2.03662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00533098 Jy ! Component: 100 - total flux cleaned = 0.00882495 Jy ! Component: 150 - total flux cleaned = 0.0109224 Jy ! Component: 200 - total flux cleaned = 0.0126166 Jy ! Total flux subtracted in 200 components = 0.0126166 Jy ! Clean residual min=-0.004158 max=0.004554 Jy/beam ! Clean residual mean=-0.000003 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.772439 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 0.772439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078652Jy sigma=0.413421 ! Fit after self-cal, rms=0.078639Jy sigma=0.413064 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-46, -81.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320335 Jy ! Component: 100 - total flux cleaned = 0.00473033 Jy ! Component: 150 - total flux cleaned = 0.00535779 Jy ! Component: 200 - total flux cleaned = 0.00609717 Jy ! Total flux subtracted in 200 components = 0.00609717 Jy ! Clean residual min=-0.003766 max=0.003843 Jy/beam ! Clean residual mean=-0.000003 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 0.778536 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 97 components and 0.778536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078300Jy sigma=0.410967 ! Fit after self-cal, rms=0.078304Jy sigma=0.410796 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078304Jy sigma=0.410796 ! Fit after self-cal, rms=0.078305Jy sigma=0.410367 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.49 mas, bmaj=6.382 mas, bpa=-5.164 degrees ! Estimated noise=2.03883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265998 Jy ! Component: 100 - total flux cleaned = 0.00436806 Jy ! Component: 150 - total flux cleaned = 0.00519779 Jy ! Component: 200 - total flux cleaned = 0.00568269 Jy ! Total flux subtracted in 200 components = 0.00568269 Jy ! Clean residual min=-0.003612 max=0.003614 Jy/beam ! Clean residual mean=-0.000001 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.784219 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 0.784219 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078121Jy sigma=0.409121 ! Fit after self-cal, rms=0.078126Jy sigma=0.409051 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107859 Jy ! Component: 100 - total flux cleaned = 0.00140001 Jy ! Component: 150 - total flux cleaned = 0.00169979 Jy ! Component: 200 - total flux cleaned = 0.0018713 Jy ! Total flux subtracted in 200 components = 0.0018713 Jy ! Clean residual min=-0.003602 max=0.003603 Jy/beam ! Clean residual mean=-0.000001 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 0.78609 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 124 components and 0.78609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078022Jy sigma=0.408352 ! Fit after self-cal, rms=0.078026Jy sigma=0.408322 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078026Jy sigma=0.408322 ! Fit after self-cal, rms=0.078109Jy sigma=0.408163 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.036 mas, bmaj=9.461 mas, bpa=-23.7 degrees ! Estimated noise=2.54032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324536 Jy ! Component: 100 - total flux cleaned = 0.00439639 Jy ! Component: 150 - total flux cleaned = 0.00523491 Jy ! Component: 200 - total flux cleaned = 0.00561884 Jy ! Total flux subtracted in 200 components = 0.00561884 Jy ! Clean residual min=-0.003282 max=0.003901 Jy/beam ! Clean residual mean=-0.000004 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.791709 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 136 components and 0.791709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078036Jy sigma=0.407823 ! Fit after self-cal, rms=0.078037Jy sigma=0.407751 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000880467 Jy ! Component: 100 - total flux cleaned = 0.000877607 Jy ! Component: 150 - total flux cleaned = 0.000837966 Jy ! Component: 200 - total flux cleaned = 0.000876113 Jy ! Total flux subtracted in 200 components = 0.000876113 Jy ! Clean residual min=-0.003287 max=0.003772 Jy/beam ! Clean residual mean=-0.000004 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.792585 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 143 components and 0.792585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078008Jy sigma=0.407798 ! Fit after self-cal, rms=0.078012Jy sigma=0.407781 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.488 mas, bmaj=6.38 mas, bpa=-5.153 degrees ! Estimated noise=2.04138 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.488 x 6.38 at -5.153 degrees (North through East) ! Clean map min=-0.0036815 max=0.69414 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078012Jy sigma=0.407781 ! Fit after self-cal, rms=0.073472Jy sigma=0.367942 ! Inverting map and beam ! Estimated beam: bmin=3.488 mas, bmaj=6.375 mas, bpa=-5.159 degrees ! Estimated noise=2.0432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000956053 Jy ! Component: 100 - total flux cleaned = 0.00125942 Jy ! Component: 150 - total flux cleaned = 0.00158334 Jy ! Component: 200 - total flux cleaned = 0.00182937 Jy ! Total flux subtracted in 200 components = 0.00182937 Jy ! Clean residual min=-0.003535 max=0.003542 Jy/beam ! Clean residual mean=-0.000001 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.794414 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 155 components and 0.794414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073381Jy sigma=0.367231 ! Fit after self-cal, rms=0.073383Jy sigma=0.367203 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000512852 Jy ! Component: 100 - total flux cleaned = 0.000647188 Jy ! Component: 150 - total flux cleaned = 0.000732 Jy ! Component: 200 - total flux cleaned = 0.000811965 Jy ! Total flux subtracted in 200 components = 0.000811965 Jy ! Clean residual min=-0.003466 max=0.003517 Jy/beam ! Clean residual mean=-0.000001 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.795226 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 168 components and 0.795226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073333Jy sigma=0.366844 ! Fit after self-cal, rms=0.073335Jy sigma=0.366833 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073335Jy sigma=0.366833 ! Fit after self-cal, rms=0.073430Jy sigma=0.366707 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.884 mas, bmaj=5.65 mas, bpa=-5.512 degrees ! Estimated noise=2.52747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.541023 Jy ! Component: 100 - total flux cleaned = 0.672986 Jy ! Component: 150 - total flux cleaned = 0.726193 Jy ! Component: 200 - total flux cleaned = 0.740258 Jy ! Total flux subtracted in 200 components = 0.740258 Jy ! Clean residual min=-0.012831 max=0.012995 Jy/beam ! Clean residual mean=0.000007 rms=0.002209 Jy/beam ! Combined flux in latest and established models = 0.740258 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.740258 Jy ! Inverting map and beam ! Estimated beam: bmin=3.486 mas, bmaj=6.375 mas, bpa=-5.117 degrees ! Estimated noise=2.04532 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0173603 Jy ! Component: 100 - total flux cleaned = 0.0229453 Jy ! Component: 150 - total flux cleaned = 0.0276824 Jy ! Component: 200 - total flux cleaned = 0.0317682 Jy ! Total flux subtracted in 200 components = 0.0317682 Jy ! Clean residual min=-0.006830 max=0.006023 Jy/beam ! Clean residual mean=0.000007 rms=0.001400 Jy/beam ! Combined flux in latest and established models = 0.772026 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 42 components and 0.772026 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.033 mas, bmaj=9.452 mas, bpa=-23.58 degrees ! Estimated noise=2.5476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010999 Jy ! Component: 100 - total flux cleaned = 0.0173941 Jy ! Component: 150 - total flux cleaned = 0.0215905 Jy ! Component: 200 - total flux cleaned = 0.0236652 Jy ! Total flux subtracted in 200 components = 0.0236652 Jy ! Clean residual min=-0.003568 max=0.004258 Jy/beam ! Clean residual mean=-0.000004 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.795691 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145672 Jy ! Component: 100 - total flux cleaned = 0.00229603 Jy ! Component: 150 - total flux cleaned = 0.00286161 Jy ! Component: 200 - total flux cleaned = 0.00314552 Jy ! Total flux subtracted in 200 components = 0.00314552 Jy ! Clean residual min=-0.003075 max=0.004055 Jy/beam ! Clean residual mean=-0.000004 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.798837 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 113 components and 0.798836 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.486 mas, bmaj=6.375 mas, bpa=-5.117 degrees ! Estimated noise=2.04532 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000378199 Jy ! Component: 100 - total flux cleaned = -3.74745e-05 Jy ! Component: 150 - total flux cleaned = -0.000220932 Jy ! Component: 200 - total flux cleaned = -0.000362327 Jy ! Total flux subtracted in 200 components = -0.000362327 Jy ! Clean residual min=-0.004507 max=0.004153 Jy/beam ! Clean residual mean=-0.000001 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 0.798474 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 120 components and 0.798474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074405Jy sigma=0.374955 ! Fit after self-cal, rms=0.074347Jy sigma=0.374157 wmodel J1801+4404_S_a_map.mod ! Writing 120 model components to file: J1801+4404_S_a_map.mod wobs J1801+4404_S_a_uvs.fits ! Writing UV FITS file: J1801+4404_S_a_uvs.fits wwins J1801+4404_S_a_map.win ! wwins: Wrote 3 windows to J1801+4404_S_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114646 Jy ! Component: 100 - total flux cleaned = -0.00177752 Jy ! Component: 150 - total flux cleaned = -0.00257665 Jy ! Component: 200 - total flux cleaned = -0.0030235 Jy ! Component: 250 - total flux cleaned = -0.00339568 Jy ! Component: 300 - total flux cleaned = -0.00393359 Jy ! Component: 350 - total flux cleaned = -0.00433889 Jy ! Component: 400 - total flux cleaned = -0.00473435 Jy ! Component: 450 - total flux cleaned = -0.00495424 Jy ! Component: 500 - total flux cleaned = -0.00522559 Jy ! Component: 550 - total flux cleaned = -0.00554448 Jy ! Component: 600 - total flux cleaned = -0.00570082 Jy ! Component: 650 - total flux cleaned = -0.00590648 Jy ! Component: 700 - total flux cleaned = -0.00600761 Jy ! Component: 750 - total flux cleaned = -0.00595902 Jy ! Component: 800 - total flux cleaned = -0.00610561 Jy ! Component: 850 - total flux cleaned = -0.0060086 Jy ! Component: 900 - total flux cleaned = -0.00605561 Jy ! Component: 950 - total flux cleaned = -0.00582125 Jy ! Component: 1000 - total flux cleaned = -0.00600617 Jy ! Component: 1050 - total flux cleaned = -0.00577677 Jy ! Component: 1100 - total flux cleaned = -0.00582188 Jy ! Component: 1150 - total flux cleaned = -0.00564253 Jy ! Component: 1200 - total flux cleaned = -0.00555414 Jy ! Component: 1250 - total flux cleaned = -0.00546704 Jy ! Component: 1300 - total flux cleaned = -0.00542384 Jy ! Component: 1350 - total flux cleaned = -0.00538202 Jy ! Component: 1400 - total flux cleaned = -0.00533902 Jy ! Component: 1450 - total flux cleaned = -0.00508866 Jy ! Component: 1500 - total flux cleaned = -0.0049243 Jy ! Component: 1550 - total flux cleaned = -0.00492423 Jy ! Component: 1600 - total flux cleaned = -0.00496502 Jy ! Component: 1650 - total flux cleaned = -0.004845 Jy ! Component: 1700 - total flux cleaned = -0.00472623 Jy ! Component: 1750 - total flux cleaned = -0.00480514 Jy ! Component: 1800 - total flux cleaned = -0.00476616 Jy ! Component: 1850 - total flux cleaned = -0.00480488 Jy ! Component: 1900 - total flux cleaned = -0.00472868 Jy ! Component: 1950 - total flux cleaned = -0.00461529 Jy ! Component: 2000 - total flux cleaned = -0.00454092 Jy ! Component: 2050 - total flux cleaned = -0.00446655 Jy ! Component: 2100 - total flux cleaned = -0.00431869 Jy ! Component: 2150 - total flux cleaned = -0.00428202 Jy ! Component: 2200 - total flux cleaned = -0.00406379 Jy ! Component: 2250 - total flux cleaned = -0.00399188 Jy ! Component: 2300 - total flux cleaned = -0.00384876 Jy ! Component: 2350 - total flux cleaned = -0.00367139 Jy ! Component: 2400 - total flux cleaned = -0.00363623 Jy ! Component: 2450 - total flux cleaned = -0.00339176 Jy ! Component: 2500 - total flux cleaned = -0.00328753 Jy ! Component: 2550 - total flux cleaned = -0.00325344 Jy ! Component: 2600 - total flux cleaned = -0.00311667 Jy ! Component: 2650 - total flux cleaned = -0.00304864 Jy ! Component: 2700 - total flux cleaned = -0.00284685 Jy ! Component: 2750 - total flux cleaned = -0.00274644 Jy ! Component: 2800 - total flux cleaned = -0.00258093 Jy ! Component: 2850 - total flux cleaned = -0.00251505 Jy ! Component: 2900 - total flux cleaned = -0.0023517 Jy ! Component: 2950 - total flux cleaned = -0.00228697 Jy ! Component: 3000 - total flux cleaned = -0.00212587 Jy ! Component: 3050 - total flux cleaned = -0.00206186 Jy ! Component: 3100 - total flux cleaned = -0.00199803 Jy ! Component: 3150 - total flux cleaned = -0.00174595 Jy ! Component: 3200 - total flux cleaned = -0.0015889 Jy ! Component: 3250 - total flux cleaned = -0.00174482 Jy ! Component: 3300 - total flux cleaned = -0.00168263 Jy ! Component: 3350 - total flux cleaned = -0.00159072 Jy ! Component: 3400 - total flux cleaned = -0.00143816 Jy ! Component: 3450 - total flux cleaned = -0.00140814 Jy ! Component: 3500 - total flux cleaned = -0.00131768 Jy ! Component: 3550 - total flux cleaned = -0.00119762 Jy ! Component: 3600 - total flux cleaned = -0.00110805 Jy ! Component: 3650 - total flux cleaned = -0.00110826 Jy ! Component: 3700 - total flux cleaned = -0.000961133 Jy ! Component: 3750 - total flux cleaned = -0.000932112 Jy ! Component: 3800 - total flux cleaned = -0.000902739 Jy ! Component: 3850 - total flux cleaned = -0.000758168 Jy ! Component: 3900 - total flux cleaned = -0.000700448 Jy ! Component: 3950 - total flux cleaned = -0.000586159 Jy ! Component: 4000 - total flux cleaned = -0.000444253 Jy ! Component: 4050 - total flux cleaned = -0.000444357 Jy ! Total flux subtracted in 4096 components = -0.000275647 Jy ! Clean residual min=-0.001526 max=0.001698 Jy/beam ! Clean residual mean=-0.000001 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.798199 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 429 components and 0.798198 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1801+4404_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.486 x 6.375 at -5.117 degrees (North through East) ! Clean map min=-0.0028383 max=0.69373 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1801+4404_S_a_map.fits wmodel /image_prod/ug002_uvm//J1801+4404_S_a_map.mod ! Writing 429 model components to file: /image_prod/ug002_uvm//J1801+4404_S_a_map.mod wobs /image_prod/ug002_uvm//J1801+4404_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1801+4404_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1801+4404_S_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uvm//J1801+4404_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.693731 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000509749 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.220438 0.220438 0.440876 0.881752 1.7635 3.52701 7.05402 14.108 28.2161 56.4321 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.693 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1360.93 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1801+4404_S_a_dfm.log closed on Wed Mar 4 17:34:12 2020